
.middle > div {
    border: 1px solid gray;
}

.company > div {
    text-indent: 3em;
    line-height: 30px;
    margin-bottom: 30px;
    font-family: 新宋体;
}

/*------------产品-----------*/
.product {
    display: flex;
    text-align: center;
    overflow: hidden;
    /*animation: move 5s linear infinite;*/
    animation-name: move;
    animation-duration: 5s;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

@keyframes move {
    0% {
        margin-left: 0;
    }
    20% {
        margin-left: 200px;
    }
    40% {
        margin-left: 400px;
    }
    60% {
        margin-left: 200px;
    }
    80% {
        margin-left: 0;
    }
    100% {
        margin-left: -200px;
    }
}

.product > div > div:nth-child(1) {
    width: 150px;
    height: 120px;
    margin: 5px;
}

.product > div > div:nth-child(1) > img {
    width: 100%;
    height: 100%;
}

.middle > div > div:nth-child(2) > div:nth-child(2) {
    overflow: hidden;
}